Revert "Configure staging email-alert-api to use PSEUDO"
Revert "Configure staging email-alert-api to use PSEUDO"

This reverts commit f18ca29a6fc630992b314eb7dab711c26773c6f5.

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet